/ruby-1.9.3-p194/tool/mkconfig.rb
Ruby | 282 lines | 256 code | 19 blank | 7 comment | 49 complexity | 9066f878a0ccd4c0ebbb15109bbb55db MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause, AGPL-3.0, 0BSD, Unlicense
- #!./miniruby -s
- # avoid warnings with -d.
- $install_name ||= nil
- $so_name ||= nil
- srcdir = File.expand_path('../..', __FILE__)
- $:.replace [srcdir+"/lib"] unless defined?(CROSS_COMPILING)
- $:.unshift(".")
- require "fileutils"
- mkconfig = File.basename($0)
- rbconfig_rb = ARGV[0] || 'rbconfig.rb'
- unless File.directory?(dir = File.dirname(rbconfig_rb))
- FileUtils.makedirs(dir, :verbose => true)
- end
- version = RUBY_VERSION
- config = ""
- def config.write(arg)
- concat(arg.to_s)
- end
- $stdout = config
- fast = {'prefix'=>TRUE, 'ruby_install_name'=>TRUE, 'INSTALL'=>TRUE, 'EXEEXT'=>TRUE}
- print %[
- # This file was created by #{mkconfig} when ruby was built. Any
- # changes made to this file will be lost the next time ruby is built.
- module RbConfig
- RUBY_VERSION == "#{version}" or
- raise "ruby lib version (#{version}) doesn't match executable version (\#{RUBY_VERSION})"
- ]
- arch = RUBY_PLATFORM
- win32 = /mswin/ =~ arch
- universal = /universal.*darwin/ =~ arch
- v_fast = []
- v_others = []
- vars = {}
- continued_name = nil
- continued_line = nil
- path_version = "/$(ruby_version)"
- archdir_override = "$(vendorlibdir)/$(sitearch)"
- sitearchdir_override = "$(sitelibdir)/$(sitearch)"
- vendorarchdir_override = "$(vendorlibdir)/$(sitearch)"
- File.foreach "config.status" do |line|
- next if /^#/ =~ line
- name = nil
- case line
- when /^s([%,])@(\w+)@\1(?:\|\#_!!_\#\|)?(.*)\1/
- name = $2
- val = $3.gsub(/\\(?=,)/, '')
- when /^S\["(\w+)"\]\s*=\s*"(.*)"\s*(\\)?$/
- name = $1
- val = $2
- if $3
- continued_line = [val]
- continued_name = name
- next
- end
- when /^"(.*)"\s*(\\)?$/
- next if !continued_line
- continued_line << $1
- next if $2
- val = continued_line.join
- name = continued_name
- continued_line = nil
- when /^(?:ac_given_)?INSTALL=(.*)/
- v_fast << " CONFIG[\"INSTALL\"] = " + $1 + "\n"
- end
- if name
- case name
- when /^(?:ac_.*|configure_input|(?:top_)?srcdir|\w+OBJS)$/; next
- when /^(?:X|(?:MINI|RUN)RUBY$)/; next
- when /^(?:MAJOR|MINOR|TEENY)$/; next
- when /^RUBY_INSTALL_NAME$/; next if $install_name
- when /^RUBY_SO_NAME$/; next if $so_name
- when /^arch$/; if val.empty? then val = arch else arch = val end
- when /^archdir$/; archdir_override = val; next
- when /^sitearchdir$/; sitearchdir_override = val; next
- when /^vendorarchdir$/; vendorarchdir_override = val; next
- when /^sitearch/; val = '$(arch)' if val.empty?
- when /^rubygemsdir/; next if val.empty?
- end
- case val
- when /^\$\(ac_\w+\)$/; next
- when /^\$\{ac_\w+\}$/; next
- when /^\$ac_\w+$/; next
- end
- if /^program_transform_name$/ =~ name
- val.sub!(/\As(\\?\W)(?:\^|\${1,2})\1\1(;|\z)/, '')
- if val.empty?
- $install_name ||= "ruby"
- next
- end
- unless $install_name
- $install_name = "ruby"
- val.gsub!(/\$\$/, '$')
- val.scan(%r[\G[\s;]*(/(?:\\.|[^/])*/)?([sy])(\\?\W)((?:(?!\3)(?:\\.|.))*)\3((?:(?!\3)(?:\\.|.))*)\3([gi]*)]) do
- |addr, cmd, sep, pat, rep, opt|
- if addr
- Regexp.new(addr[/\A\/(.*)\/\z/, 1]) =~ $install_name or next
- end
- case cmd
- when 's'
- pat = Regexp.new(pat, opt.include?('i'))
- if opt.include?('g')
- $install_name.gsub!(pat, rep)
- else
- $install_name.sub!(pat, rep)
- end
- when 'y'
- $install_name.tr!(Regexp.quote(pat), rep)
- end
- end
- end
- end
- if name == "configure_args"
- val.gsub!(/ +(?!-)/, "=") if win32
- val.gsub!(/--with-out-ext/, "--without-ext")
- end
- val = val.gsub(/\$(?:\$|\{?(\w+)\}?)/) {$1 ? "$(#{$1})" : $&}.dump
- case name
- when /^prefix$/
- val = "(TOPDIR || DESTDIR + #{val})"
- when /^ARCH_FLAG$/
- val = "arch_flag || #{val}" if universal
- when /^UNIVERSAL_ARCHNAMES$/
- universal, val = val, 'universal' if universal
- when /^arch$/
- if universal
- val.sub!(/universal/, %q[#{arch && universal[/(?:\A|\s)#{Regexp.quote(arch)}=(\S+)/, 1] || '\&'}])
- end
- end
- v = " CONFIG[\"#{name}\"] #{win32 && vars[name] ? '<< "\n"' : '='} #{val}\n"
- vars[name] = true
- if fast[name]
- v_fast << v
- else
- v_others << v
- end
- case name
- when "ruby_version"
- version = val[/\A"(.*)"\z/, 1]
- when /^USE_VERSIONED_PATHS$/
- path_version = nil if /NO/ =~ val
- end
- end
- # break if /^CEOF/
- end
- drive = File::PATH_SEPARATOR == ';'
- prefix = "/lib/ruby/#{version}/#{arch}"
- print " TOPDIR = File.dirname(__FILE__).chomp!(#{prefix.dump})\n"
- print " DESTDIR = ", (drive ? "TOPDIR && TOPDIR[/\\A[a-z]:/i] || " : ""), "'' unless defined? DESTDIR\n"
- print <<'ARCH' if universal
- arch_flag = ENV['ARCHFLAGS'] || ((e = ENV['RC_ARCHS']) && e.split.uniq.map {|a| "-arch #{a}"}.join(' '))
- arch = arch_flag && arch_flag[/\A\s*-arch\s+(\S+)\s*\z/, 1]
- ARCH
- print " universal = #{universal}\n" if universal
- print " CONFIG = {}\n"
- print " CONFIG[\"DESTDIR\"] = DESTDIR\n"
- versions = {}
- IO.foreach(File.join(srcdir, "version.h")) do |l|
- m = /^\s*#\s*define\s+RUBY_(PATCHLEVEL)\s+(-?\d+)/.match(l)
- if m
- versions[m[1]] = m[2]
- break
- end
- end
- IO.foreach(File.join(srcdir, "include/ruby/version.h")) do |l|
- m = /^\s*#\s*define\s+RUBY_API_VERSION_(MAJOR|MINOR|TEENY)\s+(-?\d+)/.match(l)
- if m
- versions[m[1]] = m[2]
- break if versions.size == 4
- end
- end
- %w[MAJOR MINOR TEENY PATCHLEVEL].each do |v|
- print " CONFIG[#{v.dump}] = #{versions[v].dump}\n"
- end
- dest = drive ? %r'= "(?!\$[\(\{])(?i:[a-z]:)' : %r'= "(?!\$[\(\{])'
- v_disabled = {}
- v_others.collect! do |x|
- if /^\s*CONFIG\["((?!abs_|old)[a-z]+(?:_prefix|dir))"\]/ === x
- name = $1
- if /= "no"$/ =~ x
- v_disabled[name] = true
- v_others.delete(name)
- next
- end
- x.sub(dest, '= "$(DESTDIR)')
- else
- x
- end
- end
- v_others.compact!
- if $install_name
- v_fast << " CONFIG[\"ruby_install_name\"] = \"" + $install_name + "\"\n"
- v_fast << " CONFIG[\"RUBY_INSTALL_NAME\"] = \"" + $install_name + "\"\n"
- end
- if $so_name
- v_fast << " CONFIG[\"RUBY_SO_NAME\"] = \"" + $so_name + "\"\n"
- end
- print(*v_fast)
- print(*v_others)
- print <<EOS
- CONFIG["rubylibdir"] = "$(rubylibprefix)#{path_version}"
- CONFIG["archdir"] = "#{archdir_override}"
- EOS
- print <<EOS unless v_disabled["sitedir"]
- CONFIG["sitelibdir"] = "$(sitedir)#{path_version}"
- CONFIG["sitearchdir"] = "#{sitearchdir_override}"
- EOS
- print <<EOS unless v_disabled["vendordir"]
- CONFIG["vendorlibdir"] = "$(vendordir)#{path_version}"
- CONFIG["vendorarchdir"] = "#{vendorarchdir_override}"
- EOS
- print <<EOS
- CONFIG["topdir"] = File.dirname(__FILE__)
- MAKEFILE_CONFIG = {}
- CONFIG.each{|k,v| MAKEFILE_CONFIG[k] = v.dup}
- def RbConfig::expand(val, config = CONFIG)
- newval = val.gsub(/\\$\\$|\\$\\(([^()]+)\\)|\\$\\{([^{}]+)\\}/) {
- var = $&
- if !(v = $1 || $2)
- '$'
- elsif key = config[v = v[/\\A[^:]+(?=(?::(.*?)=(.*))?\\z)/]]
- pat, sub = $1, $2
- config[v] = false
- config[v] = RbConfig::expand(key, config)
- key = key.gsub(/\#{Regexp.quote(pat)}(?=\\s|\\z)/n) {sub} if pat
- key
- else
- var
- end
- }
- val.replace(newval) unless newval == val
- val
- end
- CONFIG.each_value do |val|
- RbConfig::expand(val)
- end
- # returns the absolute pathname of the ruby command.
- def RbConfig.ruby
- File.join(
- RbConfig::CONFIG["bindir"],
- RbConfig::CONFIG["ruby_install_name"] + RbConfig::CONFIG["EXEEXT"]
- )
- end
- end
- autoload :Config, "rbconfig/obsolete.rb" # compatibility for ruby-1.8.4 and older.
- CROSS_COMPILING = nil unless defined? CROSS_COMPILING
- EOS
- $stdout = STDOUT
- mode = IO::RDWR|IO::CREAT
- mode |= IO::BINARY if defined?(IO::BINARY)
- open(rbconfig_rb, mode) do |f|
- if $timestamp and f.stat.size == config.size and f.read == config
- puts "#{rbconfig_rb} unchanged"
- else
- puts "#{rbconfig_rb} updated"
- f.rewind
- f.truncate(0)
- f.print(config)
- end
- end
- if String === $timestamp
- FileUtils.touch($timestamp)
- end
- # vi:set sw=2: